1578249-56-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1578249-56-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,7,8,2,4 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1578249-56:
(9*1)+(8*5)+(7*7)+(6*8)+(5*2)+(4*4)+(3*9)+(2*5)+(1*6)=215
215 % 10 = 5
So 1578249-56-5 is a valid CAS Registry Number.